More granular error handling

+ task queue refactoring

internal/controller/http/transcribe_test.go

@@ -69,7 +69,16 @@ func setupTestRouter(t *testing.T) (*gin.Engine, *TranscribeHandler) {
 		Level: slog.LevelError, // Только ошибки в тестах
 	}))
 
-	trsService := service.NewTranscribeService(jobRepo, fileRepo, metaviewer, converter, recognizer, "data/files", logger)
+	trsService := service.NewTranscribeService(
+		jobRepo,
+		fileRepo,
+		metaviewer,
+		converter,
+		recognizer,
+		&TestTgSender{},
+		"data/files",
+		logger,
+	)
 
 	handler := NewTranscribeHandler(jobRepo, trsService)
 
@@ -374,3 +383,9 @@ func TestGetTranscribeJobStatus_NotFound(t *testing.T) {
 
 	assert.Equal(t, "Job not found", response["error"])
 }
+
+type TestTgSender struct{}
+
+func (s *TestTgSender) Send(msg string, chatId int64, replyMsgId *int) error {
+	return nil
+}